The new synthesis technology of starch graft acrylic acid of high water absorbent resin has been investigated.

 
  • 研究了淀粉接枝丙烯酸制備高吸水樹(shù)脂的新工藝。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan